Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

Imagine you are in a room with no windows or doors. How will you get out?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

What you cannot hold but it is yours?

Why did the Girl throw the butter out of the window?

Prove that twice of ten is the same as twice of eleven.

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?